<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>GreenVideo - 全能媒体下载工具</title>
    <link href="https://cdn.staticfile.org/font-awesome/6.4.0/css/all.min.css" rel="stylesheet">
    <link href="https://cdn.staticfile.org/tailwindcss/2.2.19/tailwind.min.css" rel="stylesheet">
    <link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap" rel="stylesheet">
    <script src="https://cdn.jsdelivr.net/npm/mermaid@latest/dist/mermaid.min.js"></script>
    <style>
        body {
            font-family: 'Noto Sans SC', Tahoma, Arial, Roboto, "Droid Sans", "Helvetica Neue", "Droid Sans Fallback", "Hiragino Sans GB", Simsun, sans-serif;
            background-color: #f8fafc;
            color: #1e293b;
        }
        .hero {
            background: linear-gradient(135deg, #10b981 0%, #059669 100%);
        }
        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }
        .step-number {
            width: 36px;
            height: 36px;
            background-color: #10b981;
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-weight: bold;
        }
        .mermaid {
            background-color: white;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
        }
    </style>
</head>
<body>
    <!-- Hero Section -->
    <section class="hero text-white py-20 px-4">
        <div class="max-w-6xl mx-auto">
            <div class="flex flex-col md:flex-row items-center">
                <div class="md:w-1/2 mb-10 md:mb-0">
                    <h1 class="text-4xl md:text-5xl font-bold mb-4 leading-tight">GreenVideo <span class="text-emerald-100">全能媒体下载工具</span></h1>
                    <p class="text-xl md:text-2xl mb-6 opacity-90">支持1000+平台的免费视频、音频、图片下载</p>
                    <a href="https://greenvideo.cc/" class="bg-white text-emerald-600 hover:bg-emerald-50 font-bold py-3 px-8 rounded-full inline-flex items-center transition duration-300">
                        <i class="fas fa-external-link-alt mr-2"></i> 立即体验
                    </a>
                </div>
                <div class="md:w-1/2">
                    <img src="https://cdn.nlark.com/yuque/0/2025/png/21449790/1749434398750-59fc70c3-dda5-4027-a943-305777232119.png" alt="GreenVideo界面" class="rounded-lg shadow-2xl border-4 border-white">
                </div>
            </div>
        </div>
    </section>

    <!-- Features Section -->
    <section class="py-16 px-4">
        <div class="max-w-6xl mx-auto">
            <h2 class="text-3xl font-bold text-center mb-12 text-slate-800">核心功能 <i class="fas fa-star text-emerald-500"></i></h2>
            
            <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-8">
                <!-- Feature 1 -->
                <div class="feature-card bg-white p-6 rounded-xl shadow-md transition duration-300">
                    <div class="text-emerald-500 mb-4">
                        <i class="fas fa-globe text-3xl"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-slate-800">多平台支持</h3>
                    <p class="text-slate-600">兼容 YouTube、Bilibili、抖音、Instagram等1000+平台，覆盖视频、音频、图片下载</p>
                </div>
                
                <!-- Feature 2 -->
                <div class="feature-card bg-white p-6 rounded-xl shadow-md transition duration-300">
                    <div class="text-emerald-500 mb-4">
                        <i class="fas fa-water text-3xl"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-slate-800">无水印下载</h3>
                    <p class="text-slate-600">支持抖音、Bilibili等平台无水印视频下载(若无保护设置)</p>
                </div>
                
                <!-- Feature 3 -->
                <div class="feature-card bg-white p-6 rounded-xl shadow-md transition duration-300">
                    <div class="text-emerald-500 mb-4">
                        <i class="fas fa-exchange-alt text-3xl"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-slate-800">格式转换</h3>
                    <p class="text-slate-600">可将视频转为MP4、AVI等格式，适配多种设备</p>
                </div>
                
                <!-- Feature 4 -->
                <div class="feature-card bg-white p-6 rounded-xl shadow-md transition duration-300">
                    <div class="text-emerald-500 mb-4">
                        <i class="fas fa-layer-group text-3xl"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-slate-800">批量下载</h3>
                    <p class="text-slate-600">一次性处理多个链接，大幅提升工作效率</p>
                </div>
                
                <!-- Feature 5 -->
                <div class="feature-card bg-white p-6 rounded-xl shadow-md transition duration-300">
                    <div class="text-emerald-500 mb-4">
                        <i class="fas fa-play-circle text-3xl"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-slate-800">在线播放测试</h3>
                    <p class="text-slate-600">支持MP4、HLS、DASH等格式链接的播放测试</p>
                </div>
                
                <!-- Feature 6 -->
                <div class="feature-card bg-white p-6 rounded-xl shadow-md transition duration-300">
                    <div class="text-emerald-500 mb-4">
                        <i class="fas fa-mobile-alt text-3xl"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-slate-800">移动端兼容</h3>
                    <p class="text-slate-600">完美适配移动设备，支持Chrome、Safari等主流浏览器</p>
                </div>
            </div>
        </div>
    </section>

    <!-- Use Cases Section -->
    <section class="py-16 px-4 bg-slate-50">
        <div class="max-w-6xl mx-auto">
            <h2 class="text-3xl font-bold text-center mb-12 text-slate-800">应用场景 <i class="fas fa-lightbulb text-emerald-500"></i></h2>
            
            <div class="grid grid-cols-1 md:grid-cols-3 gap-8">
                <!-- Use Case 1 -->
                <div class="bg-white p-6 rounded-xl shadow-md">
                    <div class="flex items-center mb-4">
                        <div class="bg-emerald-100 p-3 rounded-full mr-4">
                            <i class="fas fa-paint-brush text-emerald-600 text-xl"></i>
                        </div>
                        <h3 class="text-xl font-bold text-slate-800">内容创作</h3>
                    </div>
                    <p class="text-slate-600">创作者下载无水印视频用于剪辑或二次创作，简化内容制作流程，提升创作效率。</p>
                </div>
                
                <!-- Use Case 2 -->
                <div class="bg-white p-6 rounded-xl shadow-md">
                    <div class="flex items-center mb-4">
                        <div class="bg-emerald-100 p-3 rounded-full mr-4">
                            <i class="fas fa-chart-line text-emerald-600 text-xl"></i>
                        </div>
                        <h3 class="text-xl font-bold text-slate-800">研究分析</h3>
                    </div>
                    <p class="text-slate-600">研究人员保存Bilibili或微博视频，用于市场趋势分析、用户行为研究等专业领域。</p>
                </div>
                
                <!-- Use Case 3 -->
                <div class="bg-white p-6 rounded-xl shadow-md">
                    <div class="flex items-center mb-4">
                        <div class="bg-emerald-100 p-3 rounded-full mr-4">
                            <i class="fas fa-plane text-emerald-600 text-xl"></i>
                        </div>
                        <h3 class="text-xl font-bold text-slate-800">离线娱乐</h3>
                    </div>
                    <p class="text-slate-600">用户下载视频以便在无网络环境下观看，如旅行途中、飞行期间或网络信号不佳地区。</p>
                </div>
            </div>
            
            <!-- Visualization -->
            <div class="mt-16">
                <h3 class="text-2xl font-bold text-center mb-8 text-slate-800">GreenVideo 工作流程</h3>
                <div class="mermaid">
                    graph TD
                    A[复制视频链接] --> B(粘贴到GreenVideo)
                    B --> C{选择下载类型}
                    C -->|视频| D[高清/标清下载]
                    C -->|音频| E[MP3格式下载]
                    C -->|图片| F[封面下载]
                    D --> G[本地保存]
                    E --> G
                    F --> G
                </div>
            </div>
        </div>
    </section>

    <!-- Advantages Section -->
    <section class="py-16 px-4">
        <div class="max-w-6xl mx-auto">
            <h2 class="text-3xl font-bold text-center mb-12 text-slate-800">独特优势 <i class="fas fa-medal text-emerald-500"></i></h2>
            
            <div class="bg-gradient-to-r from-emerald-50 to-green-50 p-8 rounded-xl shadow-inner">
                <div class="grid grid-cols-1 md:grid-cols-2 gap-8">
                    <div>
                        <div class="flex items-start mb-6">
                            <div class="bg-emerald-500 text-white p-2 rounded-full mr-4">
                                <i class="fas fa-check"></i>
                            </div>
                            <div>
                                <h3 class="text-xl font-bold mb-2 text-slate-800">全面兼容</h3>
                                <p class="text-slate-600">支持超过1000个平台，远超单一平台下载工具</p>
                            </div>
                        </div>
                        
                        <div class="flex items-start mb-6">
                            <div class="bg-emerald-500 text-white p-2 rounded-full mr-4">
                                <i class="fas fa-check"></i>
                            </div>
                            <div>
                                <h3 class="text-xl font-bold mb-2 text-slate-800">完全免费</h3>
                                <p class="text-slate-600">无需注册，无广告，无下载次数限制，所有功能免费开放</p>
                            </div>
                        </div>
                    </div>
                    
                    <div>
                        <div class="flex items-start mb-6">
                            <div class="bg-emerald-500 text-white p-2 rounded-full mr-4">
                                <i class="fas fa-check"></i>
                            </div>
                            <div>
                                <h3 class="text-xl font-bold mb-2 text-slate-800">极简体验</h3>
                                <p class="text-slate-600">简洁直观的界面设计，三步完成下载</p>
                            </div>
                        </div>
                        
                        <div class="flex items-start">
                            <div class="bg-emerald-500 text-white p-2 rounded-full mr-4">
                                <i class="fas fa-check"></i>
                            </div>
                            <div>
                                <h3 class="text-xl font-bold mb-2 text-slate-800">技术先进</h3>
                                <p class="text-slate-600">强大的后端解析技术，确保快速稳定的下载体验</p>
                            </div>
                        </div>
                    </div>
                </div>
                
                <div class="mt-8 p-6 bg-white rounded-lg shadow-sm">
                    <h3 class="text-xl font-bold mb-4 text-slate-800">用户体验反馈</h3>
                    <div class="flex items-center">
                        <div class="text-yellow-400 mr-2">
                            <i class="fas fa-star"></i>
                            <i class="fas fa-star"></i>
                            <i class="fas fa-star"></i>
                            <i class="fas fa-star"></i>
                            <i class="fas fa-star"></i>
                        </div>
                        <span class="text-slate-600">4.9/5 (基于用户评价)</span>
                    </div>
                    <p class="mt-2 text-slate-600 italic">"GreenVideo是我用过最简单高效的下载工具，一键下载B站视频太方便了！" — 用户评价</p>
                </div>
            </div>
        </div>
    </section>

    <!-- How To Use Section -->
    <section class="py-16 px-4 bg-slate-50">
        <div class="max-w-6xl mx-auto">
            <h2 class="text-3xl font-bold text-center mb-12 text-slate-800">使用指南 <i class="fas fa-book-open text-emerald-500"></i></h2>
            
            <div class="grid grid-cols-1 md:grid-cols-2 gap-12">
                <div>
                    <div class="flex items-start mb-8">
                        <div class="step-number mr-4">1</div>
                        <div>
                            <h3 class="text-xl font-bold mb-2 text-slate-800">复制视频链接</h3>
                            <p class="text-slate-600">打开目标视频平台，复制视频链接地址</p>
                        </div>
                    </div>
                    
                    <div class="flex items-start mb-8">
                        <div class="step-number mr-4">2</div>
                        <div>
                            <h3 class="text-xl font-bold mb-2 text-slate-800">粘贴并解析</h3>
                            <p class="text-slate-600">访问GreenVideo官网，将链接粘贴到输入框，点击"开始"按钮</p>
                        </div>
                    </div>
                    
                    <div class="flex items-start">
                        <div class="step-number mr-4">3</div>
                        <div>
                            <h3 class="text-xl font-bold mb-2 text-slate-800">选择并下载</h3>
                            <p class="text-slate-600">选择视频、音频或图片格式，点击下载保存到本地</p>
                        </div>
                    </div>
                    
                    <div class="mt-8">
                        <a href="https://greenvideo.cc/" class="bg-emerald-500 hover:bg-emerald-600 text-white font-bold py-3 px-8 rounded-full inline-flex items-center transition duration-300">
                            <i class="fas fa-play mr-2"></i> 立即体验
                        </a>
                    </div>
                </div>
                
                <div>
                    <img src="https://cdn.nlark.com/yuque/0/2025/png/21449790/1749434552986-1cc74bd3-41e7-4262-926f-77c6fdfe4e6b.png" alt="使用步骤" class="rounded-lg shadow-md mb-4">
                    <img src="https://cdn.nlark.com/yuque/0/2025/png/21449790/1749434581382-f5c812f2-0f21-4556-9d2e-fd43ee2b8ced.png" alt="下载选项" class="rounded-lg shadow-md">
                </div>
            </div>
        </div>
    </section>

    <script>
        mermaid.initialize({
            startOnLoad: true,
            theme: 'default',
            flowchart: {
                useMaxWidth: false,
                htmlLabels: true,
                curve: 'basis'
            }
        });
    </script>
</body>
</html>